Peter Rogers MD is the "Spartan Vegan." In college he was student athlete of the year at Stanford. Graduated 1st in medical school class. He has YouTube channel "Peter Rogers MD." https://www.youtube.com/c/PeterRogersMD Dr. Rogers works as neuroradiologist, but also did fellowship imaging guided surgery (interventional radiology) at Harvard. He got fat in 30's and learned his way out. He was one of best medical students in USA in biochemistry and tries to understand pathophysiology. Has written a books about nutrition & study skills including "How to improve blood flow," "Hot topics in nutrition," "Straight A at Stanford & on to Harvard," "How to raise IQ, & become a genius." Does Marijuana Make You Stupid?